Home / 27,310.13-40,965.21-7,588.70

Finding the Fourth Proportional to 27,310.13, 40,965.21 and 7,588.70

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Solution

The fourth proportional to 27,310.13, 40,965.21 and 7,588.70 is: 11,383.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.13 : 40,965.21 = 7,588.70 : x
  2. Step 2: Convert to fraction form
    27,310.13/40,965.21 = 7,588.70/x
  3. Step 3: Cross multiply
    27,310.13x = 40,965.21 × 7,588.70
  4. Step 4: Simplify right side
    27,310.13x = 310,872,689.13
  5. Step 5: Solve for x
    x = 310,872,689.13/27,310.13
  6. Step 6: Final answer
    x = 11,383.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.